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(parent: 97f9aa7) | patch
qxl: check for kmap failures
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 11 Jul 2016 08:46:33 +0000 (11:46 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 30 Sep 2016 08:18:39 +0000 (10:18 +0200)
commit69b10e10f5a8c99d8df4769053be1bd71a97f770
tree4b39c6268e2726e8db331acf42ae55e6dd73ae0atree | snapshot
parent97f9aa7c027126e9cb024d95a45b00505198746ecommit | diff
qxl: check for kmap failures

commit f4cceb2affcd1285d4ce498089e8a79f4cd2fa66 upstream.

If kmap fails, it leads to memory corruption.

Fixes: f64122c1f6ad ('drm: add new QXL driver. (v1.4)')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20160711084633.GA31411@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/qxl/qxl_draw.c diff | blob | history
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